Connecticut Security Deposit Law
Return deadline, statute, and penalties for Connecticut renters.
Return deadline
21 days
21 days (shortened from 30 days in 2023), or 15 days after receiving a written forwarding address, whichever is later.
Penalty for late or wrongful withholding
Up to 2× the security deposit
Governing statute
Conn. Gen. Stat. § 47a-21
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Check my Connecticut deadlineConnecticut security deposit questions
How long does a landlord have to return a security deposit in Connecticut?
Under Conn. Gen. Stat. § 47a-21, a Connecticut landlord generally has 21 days to return the deposit or provide an itemized statement of deductions. 21 days (shortened from 30 days in 2023), or 15 days after receiving a written forwarding address, whichever is later.
What happens if a Connecticut landlord returns the deposit late?
Up to 2× the security deposit. Courts usually decide whether a penalty applies, and many states require showing the landlord acted in bad faith.
Can a Connecticut landlord deduct from my deposit?
Landlords can generally deduct for unpaid rent and damage beyond normal wear and tear, and must explain deductions in writing.
How do I demand my security deposit back in Connecticut?
Send your landlord a written demand letter that cites Conn. Gen. Stat. § 47a-21, states the amount owed, and sets a deadline to pay. Send it by certified mail and keep a copy. If the landlord doesn't pay, the letter is useful evidence in small claims court.
Last reviewed October 21, 2026. Read the official text of Conn. Gen. Stat. § 47a-21. This page is general information, not legal advice. See our terms of use.